package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@Slf4j
@RestController
@RequestMapping("/admin/dish")
@Api(value = "菜品管理")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    @PostMapping
    @ApiOperation(value = "新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
       log.info("新增菜品：{}", dishDTO);
       String key = "dish_" + dishDTO.getCategoryId();
       redisTemplate.delete(key);
       dishService.save(dishDTO);
        return Result.success();
    }

    //分页查询
    @GetMapping("/page")
    @ApiOperation(value = "分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询：{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    //删除菜品
    @DeleteMapping
    @ApiOperation(value = "删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品：{}", ids);
        clearredis("dish_*");
        if(dishService.delete(ids)){
            return Result.success();
        }else{
            return Result.error("菜品正在出售或在套餐中");
        }
    }

    //修改菜品查询回显
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品：{}", id);
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }

//修改菜品
    @PutMapping
    @ApiOperation(value = "修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}", dishDTO);
        clearredis("dish_*");
        dishService.update(dishDTO);
        return Result.success();
    }

    //起售和停售设置
    @PostMapping("/status/{status}")
    @ApiOperation(value = "起售和停售设置")
    public Result updateStatus(@PathVariable Integer status, @RequestParam Long id) {

        log.info("起售和停售设置：{},{}",status, id);
        clearredis("dish_*");
        dishService.updateStatus(status, id);
        return Result.success();
    }

    //根据分类id查询菜品
    @GetMapping("list")
    @ApiOperation(value = "根据分类id查询菜品")
    public Result<List<DishVO>> list(@RequestParam Long categoryId){
        log.info("根据分类id查询菜品：{}", categoryId);
        List<DishVO> dishVOs = dishService.getBycategoryId(categoryId);
        return Result.success(dishVOs);
    }

    //清理缓存
    private void clearredis(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
